By Karim Hammam
Dozens of people have died and others have been injured after two high-speed trains collided south of the Spanish capital Madrid, authorities said.
Prime Minister Calls Crash 'Unacceptable'
Prime Minister Pedro Sánchez described the collision as "unacceptable," noting that Spain has now suffered its second fatal rail crash in a year. Emergency crews are working at the scene and an investigation is underway.
